Keisoku Giken Co., Ltd. Power Electronics Div. (185532)

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Keisoku Giken Co., Ltd. Power Electronics Div.

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Keisoku Giken Co., Ltd. Power Electronics Div.

With an application-proposal approach, we manufacture the best solutions for our customers.

Business description

Our main products
- Power supply equipment (AC/DC electronic load devices, bidirectional power supplies, LED electronic load devices, discharge and charge testing devices)
- Electronic measuring instruments (ripple noise meters, high-speed circuit simulators, various software)
- Power supply automatic testing systems (power supply auto-testing systems, power supply auto-assessment systems, LED power supply auto-inspection systems)

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Company profile

Our strengths
- We pursue differentiation from others in our original technology, products and services.
- As a fabless company (one that designs but doesn’t manufacture), we are a unique enterprise specializing in development and design.
- We suggest total solutions from standard products through to system integration.

Our measuring instrument/power supply division has developed "switch-mode power supplies" that are at the heart of various electronic equipment as well as auto-testing equipment that is essential for manufacture, inspection and assessment. Having built up trust in our performance as a manufacturing pioneer, we continue to strive to advance our technology.
Currently, demand for global environmental conservation, energy conservation and efficiency enhancement has been increasing. In order to respond to demand, we develop various products and systems that are effective for energy saving using our technologies in the power electronics field, including high-speed analog circuits, power regenerating, emulators, auto-measuring by software, communications and system integration.
We aim at providing unique and cutting-edge ideas and applications.

Postal code



Kanagawa, Japan


2-12-2, Chigasaki-minami, Tsuzuki-ku, Yokohama,

Established date



95,000,000 JPY

Number of employees

51 to 100

Main customers

Ministry of Defense, Oita University, Osaka University, Osaka Prefecture University, Kyushu University, Kyoto University, Keio University, Saitama University, Shibaura Institute of Technology, Sophia University, Tokyo Institute of Technology, The University of Tokyo, Doshisha University, Tohoku Institute of Technology, Nagasaki University, Hiroshima University, Fukui University of Technology, Yokohama National University
Aichi Electric Co., Ltd., Eastern Co., Ltd., Enegate Co., Ltd., Osaka Gas Co., Ltd., Ohnishi Netsugaku Co., Ltd., Origin Electric Co., Ltd., Omron Corporation, Kaga Components Co., Ltd., Kaneka Corporation, Canon Inc., Cosel Co., Ltd., Satake Chemical Equipment Mfg., Ltd., Samsung R&D Institute Japan Co., Ltd., Sanken Electric Co. Ltd., Sanwa Supply Inc., Shihen Technical Corporation, Sharp Corporation, Shindengen Electric Manufacturing Co., Ltd., Sekisui Chemical Company, All Nippon Airways Co., Ltd., Toshiba Corporation, TDK-Lambda Corporation, Toyota Motor Corporation, Nichicon Corporation, Nissan Motor Co., Ltd., NEC Corporation, Hitachi, Ltd., Fujitsu Limited, Fuji Electric Co., Ltd., Honda Motor Co., Ltd., Mitsubishi Heavy Industries, Ltd., Mitsubishi Electric Corporation, Murata Manufacturing Co., Ltd., Yazaki Corporation, Yamaha Motor Co., Ltd., Ricoh Co., Ltd., Waseda Environmental Institute

Obtained standards

ISO9001, ISO14001





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  • Members only
  • You can download the list of companies in the same business category, Keisoku Giken Co., Ltd. Power Electronics Div. (CSV file format)